afftab.
I study human cognition to code better.
- now Building the bubi app (coming soon).
- learning Learning about Reinforcement learning and fuzzy systems.
- 2026-05-03 blog When Smaller Models Lie About Confidence
- 2026-05-01 blog Can We Still Trust the Review?
- 2026-03-12 blog MoE at the Edge: Making Sparse Activation Work on Your Phone
# work.tex
- 2025 - present Master’s of Science in Computer Science, Georgia State University, Atlanta, GA
- Conducted bi-weekly office hours for 94 students, providing hands-on guidance and academic help.
- Curated grading schemas for assignments, quizzes and exams.
- Graded assignments, quizzes, and proctored exams, supporting the course instructor.
- Developed an ecommerce marketplace SaaS using Typescript, Next.js, MongoDB, and GraphQL.
- Built data pipelines for integration and management of complex Shopify workflows.
- Optimized performance and query efficiency to scale to 10,000 active users/month.
- Developed an AI Agent to intelligently understand natural language prompts and fetch products on the basis of extracted keywords.
- Conducted weekly lab sessions, assisting 25 students per session.
- Graded assignments, quizzes, and proctored lab exams, ensuring academic integrity.
- Developed and maintained SaaS platform features using PHP and JavaScript, building responsive UI components and RESTful API integrations while ensuring cross-browser compatibility and accessibility standards.
- Implemented AI-driven features with strong focus on user experience (UX), digital content quality, and clear communication with non-technical, cross-functional stakeholders.
- Built and deployed cron jobs and scheduled ETL processes for automated data ingestion, scheduled maintenance tasks, and database issue resolution.
- Scaled platform to support 50,000 active monthly users and $2M+ in annual revenue through performance optimization and infrastructure improvements.
- Increased platform reliability and user satisfaction through quality assurance, unit testing, troubleshooting, and iterative improvements on digital products.
- Developed a multimodal AI-assisted clinical decision support system using large language models (LLMs) for multiple medical triage scenarios.
- Applied retrieval-augmented generation (RAG) and task-specific fine-tuning with refined system prompts for GPT via the OpenAI API, achieving 95% F1 accuracy on medical NLP classification tasks.
- Explored multimodal vision, speech, and text interaction in real time; evaluated model performance using precision, recall, and F1 metrics and analyzed human-AI dependency in medical decision-making.
- Curated an open-source, validated dataset consisting of 400 peer reviews from journal articles, including data cleaning, annotation, and dataset documentation.
- Fine-tuned LLMs (DistilBERT, RoBERTa, XLNet) for NLP peer-review text classification using supervised learning.
- Achieved 76.71% validation accuracy with XLNet, optimized loss functions, and systematic hyperparameter tuning.
- Evaluated comparative model performance using standard metrics (accuracy, precision, recall, F1), finding DistilBERT and XLNet outperformed others, while GPT-based models outperformed all BERT-based models.
- Implemented adaptive gradient quantization for federated learning in text classification tasks to reduce communication overhead across edge devices.
- Developed dynamic bit-width quantization (2-8 bits) for gradient compression in NLP models using PySyft and FedAvg algorithm.
- Evaluated on sentiment analysis with DistilBERT across multiple client simulations, achieving 90%+ of full-precision accuracy.
- Demonstrated significant communication reduction (8-16x bandwidth savings) while maintaining model performance in federated NLP settings.
- Developed novel fuzzy-gated Dirichlet calibration method for interpretable uncertainty quantification in transformer text classification.
- Implemented cross-architecture calibration across 4 models (FinBERT, FinancialBERT, Gemma 3, Qwen 3.5) achieving 59-89% Expected Calibration Error (ECE) reduction.
- Discovered counterintuitive finding that general financial training outperforms narrow task specialization by 5.56% accuracy.
- Achieved optimal results with FinBERT: 60.08% accuracy, 0.033 ECE, 132 MB memory footprint suitable for edge deployment.
- Paper in preparation for IEEE Machine Learning for Signal Processing (MLSP) 2026 conference.
- Developed an intelligent prompt routing system using zero-shot classification with a lightweight TinyLlama-1.1B-Chat model to select optimized quantized LLMs for each prompt category.
- Implemented multi-model routing between specialized Qwen3-0.6B quantized models to enhance classification accuracy, efficiency, and generation quality across factual, reasoning, creative, instruction-heavy, and role-based tasks.
- Designed a comprehensive benchmarking framework with curated prompts and performance metrics (energy consumption, memory usage, latency, throughput, accuracy).
- Achieved more than 60% classification accuracy and demonstrated 15-30% performance improvement using auto-routing over single-model baselines, enabling efficient on-device execution with significant resource savings.
- Created a no-code computer vision platform with React/TypeScript for dataset labeling and model fine-tuning.
- Enabled fine-tuning of ImageNet models using TensorFlow and automated annotation with YOLOv8.
- Developed Django backend with PostgreSQL for efficient storage and retrieval.
Aashir Aftab, Junaid Shuja et al. “Classifying Scientific Peer Reviews: Distinguishing Authentic, Generic, and AI-Generated Feedback.” Proc. 2025 IEEE International Conference on Future Machine Learning and Data Science (FMLDS 2025), Los Angeles, CA, USA, Nov. 2025
Aashir Aftab, Eyal Aharoni, Ttanvi Tummapudi. “AI-Assisted Medical Triage Training” Poster presented at the 2025 Innovations in Artificial Intelligence (AI) Conference, Little Rock, AR, USA, Oct. 2025.
Eyal Aharoni, Aashir Aftab, Ttanvi Tummapudi, Caelan Alexander-Nordstrom, Daniel Brady, Eddy Nahmias. “AI-Assisted Medical Triage: Mitigating Performance Errors in Human-AI Emergency Response Training.” Presentation, Proc. Human Factors and Ergonomics Society 2026 Annual Meeting, Baltimore, MD, USA, 2026.
# blog_posts/